Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
CURRENT ASSETS:
Cash and cash equivalents	$ 843,336	$ 893,219
Marketable securities	2,184,330	1,979,649
Accounts receivable, net of rebates and allowances of $4,738 and $4,497, respectively	380,466	389,540
Inventories	483,168	479,668
Prepaid expenses and other current assets	111,595	94,922
Total current assets	4,002,895	3,836,998
Property and equipment, net	32,462	32,231
Acquisition-related intangible assets, net	115,359	122,790
Goodwill	188,277	189,696
Investments	10,314	8,314
Operating lease right-of-use assets	72,956	77,288
Deferred tax assets	438,277	441,531
Other assets	33,190	30,071
TOTAL ASSETS	4,893,730	4,738,919
CURRENT LIABILITIES:
Accounts payable	136,885	134,235
Accrued liabilities	122,466	143,357
Deferred revenue	457,799	396,259
Other current liabilities	69,382	94,392
Total current liabilities	786,532	768,243
Income taxes payable	55,314	53,053
Operating lease liabilities, non-current	67,770	72,397
Deferred revenue, non-current	262,232	254,568
Deferred tax liabilities, non-current	225,924	227,936
Other long-term liabilities	44,620	42,431
TOTAL LIABILITIES	1,442,392	1,418,628
Commitments and contingencies (Note 5)
STOCKHOLDERS’ EQUITY:
Preferred stock, $0.0001 par value—100,000 shares authorized and no shares issued and outstanding as of March 31, 2021 and December 31, 2020	0	0
Common stock, $0.0001 par value—1,000,000 shares authorized as of March 31, 2021 and December 31, 2020; 76,257 and 76,174 shares issued and outstanding as of March 31, 2021 and December 31, 2020	8	8
Additional paid-in capital	1,345,569	1,292,431
Retained earnings	2,106,625	2,027,614
Accumulated other comprehensive income (loss)	(864)	238
TOTAL STOCKHOLDERS’ EQUITY	3,451,338	3,320,291
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 4,893,730	$ 4,738,919